Products:Sodium Thiosulfate/Sodium Thiosulphate
Molecular formula:Na2S2O2.5H2O
Specifications:
SODIUM THIOSULPHATE(Na2S2O3.5H2O) 99.0%MIN
INSOLUBLE SUBSTANCE IN WATER 0..01%MAX
SULPHATE(Na2S) 0.001%MAX
Fe 0.002%MAX
Ph VALUE 6.5-9.5
There are two size: 1) Large grain: Particle size (grain/gram) 12-18; 2) Medium grain: Particle size (grain/gram)